The 16mm F1.4 lens is the largest prime lens of the bunch, with the widest perspective, equivalent to 24mm. It measures 90.3mm in length and weighs 14.6oz / 415g, while its perspective is similar to ...

Trouble is, I can't see myself changing lenses all that often, if ever. No, I'd stick on the smallest prime lens Sigma sells ...

One of the most exciting aspects of this lens is its optical quality. With 28 elements in 21 groups, including 6 FLD and 1 ...

We're working towards our full review of the Sigma BF, the first installment of which explains how it works and what it's ...

Sigma does not include a USB-C cable or power adapter with the BF, only the BP-81 battery and an aluminum body cap. Body caps ...

Supplied accessories: Case LS-598SEL, Lens Hood LH1615-01, Tripod Socket TS-171, Cover Lens Cap LC-598E, Rear Cap LCR III, Shoulder Strap, Drop In Filter Holder RFH-21 Available mounts ...

The Sigma BF features simplified controls on the back, a redesigned user interface, and 230GB of built-in storage.

Sigma claims the new zoom will deliver the same optical performance as a prime lens. Autofocus is driven by a high-thrust HLA (high-response linear actuator) motor that drives a lightweight lens ...

The BF is compatible with a long list of L-mount lenses; Sigma itself currently makes nine matching wide and standard prime lenses to go with the BF, ranging from 17 mm to 90 mm. The camera is ...

They’ve often got a whole bunch of electronics built in as well. [Dan K] had just such a lens from Sigma, but wanted to get it working fully with a camera using the Canon EF lens fitting.